Bill France Jr, former Nascar boss and scion to stock-car racing's pappy in chief, died at 74 after a long battle with cancer, officials said today. France, once a motorcycle racer who competed in the Baja 1000, started his Nascar career pulling trees out of the Florida swampland that would become the Daytona… »6/04/07 4:38pm 6/04/07 4:38pm